Overview
The SX1276IMLTRT is a highly advanced RF transceiver module produced by Semtech Corporation. It features the LoRa® long range modem, which provides ultra-long range spread spectrum communication and high interference immunity. This module is designed to minimize current consumption while offering industry-leading link budget, making it optimal for applications requiring robust and long-range communication.
The SX1276IMLTRT operates within a frequency range of 137MHz to 1020MHz and supports various modulation techniques including FSK, GFSK, GMSK, MSK, OOK, and LoRa. It is packaged in a 28-pin QFN (Quad Flat No-Lead) package and is suitable for surface mount assembly.
Key Specifications
| Type | Transceiver IC |
|---|---|
| Data Rate (Max) | 300 kbps |
| Output Power | +20 dBm (100 mW) |
| Interface Type | SPI |
| Frequency Range | 137 MHz to 1020 MHz |
| Supply Voltage | 1.7 V to 3.7 V |
| Sensitivity | -148 dBm |
| Modulation | FSK, GFSK, GMSK, MSK, OOK, LoRa |
| Operating Temperature Range | -40°C to +85°C |
| Package Style | QFN-28 |
| Mounting Method | Surface Mount |
Key Features
- LoRa Modem with ultra-long range spread spectrum communication
- High sensitivity: down to -148 dBm
- +20 dBm - 100 mW constant RF output vs. V supply
- +14 dBm high efficiency PA
- Programmable bit rate up to 300 kbps
- Bullet-proof front end: IIP3 = -11 dBm
- Excellent blocking immunity
- Low RX current of 9.9 mA, 200 nA register retention
- Fully integrated synthesizer with a resolution of 61 Hz
- Automatic RF Sense and CAD with ultra-fast AFC
- Packet engine up to 256 bytes with CRC
- Built-in temperature sensor and low battery indicator
Applications
- Automated Meter Reading
- Home and Building Automation
- Wireless Alarm and Security Systems
- Industrial Monitoring and Control
- Long range Irrigation Systems
Q & A
- What is the frequency range of the SX1276IMLTRT?
The SX1276IMLTRT operates within a frequency range of 137 MHz to 1020 MHz.
- What modulation techniques are supported by the SX1276IMLTRT?
The module supports FSK, GFSK, GMSK, MSK, OOK, and LoRa modulation techniques.
- What is the maximum data rate of the SX1276IMLTRT?
The maximum data rate is 300 kbps.
- What is the sensitivity of the SX1276IMLTRT?
The sensitivity is down to -148 dBm.
- What is the output power of the SX1276IMLTRT?
The output power is +20 dBm (100 mW).
- What is the operating temperature range of the SX1276IMLTRT?
The operating temperature range is -40°C to +85°C.
- What package style does the SX1276IMLTRT use?
The module is packaged in a 28-pin QFN (Quad Flat No-Lead) package.
- What are some typical applications of the SX1276IMLTRT?
Typical applications include Automated Meter Reading, Home and Building Automation, Wireless Alarm and Security Systems, Industrial Monitoring and Control, and Long range Irrigation Systems.
- Does the SX1276IMLTRT have built-in temperature and low battery indicators?
- What is the interface type of the SX1276IMLTRT?
The interface type is SPI (Serial Peripheral Interface).
